.uh{--ink:#0f172a;--blue:#1e40af;--acc:#2563eb;--soft:#eff6ff;--line:#dbe4f5;--gold:#c5a059;--goldt:#8a6d1f;--red:#b91c1c;--green:#166534;color:var(--ink);background:#fff;min-height:100vh;font-family:Carlito,Calibri,Arial,sans-serif;font-size:17px;line-height:1.55}.uh *{box-sizing:border-box}.uh-wrap{max-width:980px;margin:0 auto;padding:16px 16px 40px}.uh-top{border-bottom:3px solid var(--gold);align-items:center;gap:12px;margin-bottom:12px;padding-bottom:10px;display:flex}.uh-top img{width:auto;height:44px}.uh-top .uh-brand{color:var(--blue);letter-spacing:.02em;font-size:15px;font-weight:700}.uh-crumbs{color:#475569;margin:0 0 6px;font-size:14px}.uh-crumbs a{color:var(--acc);font-weight:700;text-decoration:none}.uh h1{color:var(--blue);margin:4px 0 6px;font-family:Poppins,Arial,sans-serif;font-size:27px;line-height:1.2}.uh h2{color:var(--blue);border-bottom:2px solid var(--line);margin:26px 0 10px;padding-bottom:4px;font-family:Poppins,Arial,sans-serif;font-size:21px}.uh h3{color:var(--ink);margin:16px 0 8px;font-size:18px}.uh p{margin:0 0 10px}.uh-sub{color:#475569;margin:0 0 12px;font-size:15px}.uh-chips{flex-wrap:wrap;gap:6px;margin:8px 0 4px;display:flex}.uh-chip{background:var(--soft);color:var(--blue);border:1px solid #bfd3f5;border-radius:999px;padding:2px 10px;font-size:13px;font-weight:700;text-decoration:none;display:inline-block}.uh-chip.code{background:var(--blue);color:#fff;border-color:var(--blue)}.uh-nav{flex-wrap:wrap;gap:8px;margin:12px 0 4px;display:flex}.uh-nav a{border:2px solid var(--line);color:var(--blue);background:#fff;border-radius:10px;padding:6px 12px;font-size:15px;font-weight:700;text-decoration:none}.uh-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px;display:grid}.uh-card{border:2px solid var(--line);background:#fff;border-radius:14px;padding:12px 14px}.uh-card.gold{border-color:var(--gold)}.uh-card.blue{background:var(--soft);border-color:#bfd3f5}.uh-card.red{border-left:6px solid var(--red)}.uh-sum{gap:10px;display:flex}.uh-num{background:var(--blue);color:#fff;border-radius:999px;flex:0 0 30px;justify-content:center;align-items:center;height:30px;font-size:15px;font-weight:700;display:flex}.uh-sum b.t{color:var(--blue);display:block}.uh-row{color:var(--ink);border:2px solid var(--line);background:#fff;border-radius:12px;align-items:center;gap:12px;margin:0 0 8px;padding:10px 12px;text-decoration:none;display:flex}.uh-row:hover{border-color:var(--acc)}.uh-row .uh-play{background:var(--acc);color:#fff;border-radius:999px;flex:0 0 40px;justify-content:center;align-items:center;height:40px;font-size:17px;display:flex}.uh-row .uh-lab{color:var(--blue);font-size:14px;font-weight:700;display:block}.uh-row .uh-tit{font-size:17px;display:block}.uh-row.soon{color:#475569;border-style:dashed}.uh-row.soon .uh-play{background:#cbd5e1}.uh-big{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;display:flex}.uh-btn{background:var(--acc);color:#fff;cursor:pointer;border:0;border-radius:12px;padding:10px 16px;font-family:inherit;font-size:16px;font-weight:700;text-decoration:none;display:inline-block}.uh-btn.ghost{background:var(--soft);color:var(--blue)}.uh-btn:disabled{opacity:.45;cursor:default}.uh-steps{counter-reset:s;margin:0;padding:0;list-style:none}.uh-steps>li{margin:0 0 14px;padding:0 0 6px 44px;position:relative}.uh-steps>li:before{counter-increment:s;content:counter(s);background:var(--blue);color:#fff;border-radius:999px;justify-content:center;align-items:center;width:32px;height:32px;font-weight:700;display:flex;position:absolute;top:0;left:0}.uh-steps>li>h3{margin-top:2px}.uh-soon{color:#334155;background:#f1f5f9;border-radius:999px;padding:1px 9px;font-size:13px;font-weight:700;display:inline-block}.uh-foot{border-top:2px solid var(--gold);color:#475569;margin-top:28px;padding-top:10px;font-size:13px}.uh-foot a{color:var(--acc)}.uh-sec{border:2px solid var(--line);border-radius:16px;margin:0 0 16px;padding:14px}.uh-sec h2{margin-top:0}.uh-fig{flex-wrap:wrap;align-items:flex-start;gap:14px;display:flex}.uh-fig .pic{flex:240px;max-width:420px;margin:0 auto}.uh-fig .pic svg{width:100%;height:auto;display:block}.uh-fig .txt{flex:280px;min-width:0}.uh-fig .pic.wide{flex-basis:100%;max-width:100%}.uh table{border-collapse:collapse;width:100%;margin:6px 0 10px;font-size:16px}.uh th{background:var(--blue);color:#fff;text-align:left;padding:6px 8px}.uh td{border-bottom:1px solid var(--line);vertical-align:top;padding:6px 8px}.uh-tw{overflow-x:auto}.uh-score{background:var(--soft);border-left:6px solid var(--acc);border-radius:10px;margin:8px 0;padding:8px 12px}.uh-trap{border-left:6px solid var(--red);background:#fef2f2;border-radius:10px;margin:8px 0;padding:8px 12px}.uh-tip{border-left:6px solid var(--gold);background:#fffbeb;border-radius:10px;margin:8px 0;padding:8px 12px}.uh-k{letter-spacing:.04em;text-transform:uppercase;font-size:13px;font-weight:700;display:block}.uh-score .uh-k{color:var(--blue)}.uh-trap .uh-k{color:var(--red)}.uh-tip .uh-k{color:var(--goldt)}.uh details{border:2px dashed #bfd3f5;border-radius:10px;margin:8px 0;padding:8px 12px}.uh summary{cursor:pointer;color:var(--blue);font-weight:700}.uh-worked ol{margin:4px 0 0;padding-left:22px}.uh-mark{background:var(--blue);color:#fff;border-radius:6px;margin-left:4px;padding:0 6px;font-size:13px;font-weight:700;display:inline-block}.uh-recap{grid-template-columns:1fr 1fr;gap:10px;display:grid}.uh-recap .full{grid-column:1/-1}.uh-recap ol,.uh-recap ul{margin:0;padding-left:22px}.uh-recap li{margin:0 0 4px}.uh-see td:first-child{color:var(--blue);width:45%;font-weight:700}@media (width<=640px){.uh-recap{grid-template-columns:1fr}.uh h1{font-size:23px}}@media print{.uh-noprint{display:none!important}.uh{font-size:12.5px}.uh-wrap{max-width:none;padding:0}.uh h2{margin:8px 0 4px;font-size:15px}.uh-card{break-inside:avoid;padding:6px 8px}}.uh-game{border:2px solid var(--line);border-radius:16px;padding:14px}.uh-opts{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:8px;margin:10px 0;display:grid}.uh-opt{text-align:left;border:2px solid var(--line);cursor:pointer;color:var(--ink);background:#fff;border-radius:12px;padding:10px 12px;font-family:inherit;font-size:16px}.uh-opt:hover:not(:disabled){border-color:var(--acc)}.uh-opt.sel{border-color:var(--acc);background:var(--soft)}.uh-opt.ok{border-color:var(--green);background:#f0fdf4}.uh-opt.no{border-color:var(--red);background:#fef2f2}.uh-opt:disabled{cursor:default}.uh-fb{border-radius:10px;margin:8px 0;padding:8px 12px;font-weight:700}.uh-fb.ok{color:var(--green);background:#f0fdf4}.uh-fb.no{color:var(--red);background:#fef2f2}.uh-bar{color:var(--blue);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin:0 0 10px;font-weight:700;display:flex}.uh-two{grid-template-columns:1fr 1fr;gap:10px;display:grid}@media (width<=560px){.uh-two{grid-template-columns:1fr}}.uh-ctr{align-items:center;gap:8px;margin:4px 0;display:flex}.uh-ctr b{min-width:92px}.uh-ctr span{text-align:center;min-width:28px;font-size:19px;font-weight:700}.uh-ctr button{border:2px solid var(--line);cursor:pointer;width:38px;height:38px;color:var(--blue);background:#fff;border-radius:10px;font-size:20px}.uh-blank{border-bottom:2px solid var(--acc);text-align:center;min-width:92px;color:var(--blue);cursor:pointer;margin:0 2px;padding:0 4px;font-weight:700;display:inline-block}.uh-chain{margin:8px 0;padding:0;list-style:none}.uh-chain li{border-left:4px solid var(--gold);background:#fff;margin:0 0 6px;padding:4px 10px}.uh-chain li i{color:var(--goldt);font-style:normal;font-weight:700}.uh-vbar{border-bottom:2px solid var(--line);background:#fff}.uh-vbar .in{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;max-width:980px;margin:0 auto;padding:8px 16px;font-family:Carlito,Calibri,Arial,sans-serif;display:flex}.uh-vbar .lab{color:#1e40af;font-weight:700}.uh-vbar a{color:#2563eb;font-size:15px;font-weight:700;text-decoration:none}.uh-row .uh-say{color:#334155;margin-top:3px;font-size:15px;line-height:1.45;display:block}